neovim

commit 63094e00139acdec08b43fb4e659a1db170ba963
parent 3f1a12b8cc6629e8fc6203f494229557ca46ae57
Author: zeertzjq <zeertzjq@outlook.com>
Date:   Tue, 22 Aug 2023 20:56:14 +0800

vim-patch:8.0.0571: negative line number when using :z^ in an empty buffer (#24836)

Problem:    The cursor line number becomes negative when using :z^ in an empty
            buffer. (neovim vim/vim#6557)
Solution:   Correct the line number.  Also reset the column.

https://github.com/vim/vim/commit/a364cdb648ae009fa7aa05382f5659335683d349

Co-authored-by: Bram Moolenaar <Bram@vim.org>
Diffstat:
M
test/old/testdir/test_ex_z.vim
 | 
9
++++++++-

1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/test/old/testdir/test_ex_z.vim b/test/old/testdir/test_ex_z.vim
@@ -98,7 +98,7 @@ func Test_z_bang()
   %bwipe!
 endfunc
 
-func Test_z_bug()
+func Test_z_overflow()
   " This used to access invalid memory as a result of an integer overflow
   " and freeze vim.
   normal ox
@@ -106,3 +106,10 @@ func Test_z_bug()
   z777777776666666
   ')
 endfunc
+
+func Test_z_negative_lnum()
+  new
+  z^
+  call assert_equal(1, line('.'))
+  bwipe!
+endfunc